and so we have to have tools that work even in that environment. >> and so tell us a little bit more then in terms of back to polio, which fun fact, whose birthday is it today? >> this is franklin roosevelt's birthday just in case you were -- >> i know you wanted to -- nerd factor on this show, it's unbelievable. but there are ob obstacles, as well. >> saving the country is not enough to get your birthday mentioned? if feeding h defeating hitler was not enough? >> the whole march of dimes was started by fdr. he got hollywood involved and that raised money to invent the original vaccine. that's why we can say we're close to finishing the job. >> and he got it in mid life. are you seeing -- are there any differences in terms of ages where it strikes around the world? >> yeah, if you get it where you're older the chance of being paralyzed is much higher. a and, of course, if you're crippled in a poor country, the effect on your life is quite horrific. so i've even met hashmin who was one of the last to get polio in india. she was 3 and didn't what you understand it was going to mean for